whimperative
n.— «The process is compared to the dressing-up of a request in the form of a question (“Whimperatives”).» —“Ein Diskussionsbeitrag zu mal, eben, auch, doch aus kontrastiver Sicht (Deutsch-Schwedish)” by Birgit Stolt Die Partikeln der deutschen Sprache , 1979. (source: Double-Tongued Dictionary)
Further reading
Kelly from Butte, Montana, recalls that when a few morsels remained at the end of a meal, her grandmother would say, Make it a nice day tomorrow, meaning everyone should eat all their food. A version used by a childhood friend’s family was...
In English, we may express regret colloquially with the rhyming phrase Shoulda, woulda, coulda! German speakers also use a rhyming phrase to suggest the same idea: Hätte, hätte, Fahrradkette!, which translates literally as “If only, if only, bicycle...